87918145

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 124540416

約数和(自身を除く): 36622271

約数列:

[1, 5, 7, 35, 41, 197, 205, 287, 311, 985, 1379, 1435, 1555, 2177, 6895, 8077, 10885, 12751, 40385, 56539, 61267, 63755, 89257, 282695, 306335, 428869, 446285, 2144345, 2511947, 12559735, 17583629, 87918145]

約数ペア:

[(1, 87918145), (5, 17583629), (7, 12559735), (35, 2511947), (41, 2144345), (197, 446285), (205, 428869), (287, 306335), (311, 282695), (985, 89257), (1379, 63755), (1435, 61267), (1555, 56539), (2177, 40385), (6895, 12751), (8077, 10885)]